Advertisements
Advertisements
प्रश्न
How is it possible to detect the filling of a bottle under a water tap by hearing the sound at a distance?
Advertisements
उत्तर
As the water level in a bottle kept under a water tap rises, the length of air column decreases, so the frequency of sound produced increases i.e., sound becomes shriller and shriller. Thus by hearing sound from a distance, one can get the idea of water level in the bottle.
APPEARS IN
संबंधित प्रश्न
What determines the pitch of a sound?
Draw a diagram to show the wave pattern of high pitch note and a low pitch note, but of the same loudness.
Name the subjective property of sound related to its frequency.
Two sounds A and B are of same amplitude, same wave forms but of frequencies f and 2f respectively. Then ______.
Find the odd one out.
What is an ultrasonic sound?
The town hall building is situated close to Boojho’s house. There is a clock on the top of the town hall building which rings the bell every hour. Boojho has noticed that the sound of the clock appears to be much clearer at night. Explain.
The pitch is the characteristic of sound that enables us to distinguish between a flat sound and a shrill sound.
The voice of a female has a lower pitch than a male.
Find the odd one out.
